Home / 708,569.56-1,062,672.90-209,816.92

Finding the Fourth Proportional to 708,569.56, 1,062,672.90 and 209,816.92

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Solution

The fourth proportional to 708,569.56, 1,062,672.90 and 209,816.92 is: 314,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,569.56 : 1,062,672.90 = 209,816.92 : x
  2. Step 2: Convert to fraction form
    708,569.56/1,062,672.90 = 209,816.92/x
  3. Step 3: Cross multiply
    708,569.56x = 1,062,672.90 × 209,816.92
  4. Step 4: Simplify right side
    708,569.56x = 222,966,754,845.47
  5. Step 5: Solve for x
    x = 222,966,754,845.47/708,569.56
  6. Step 6: Final answer
    x = 314,671.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.